Line data    Source code

       1             : /**
       2             :  * Copyright Soramitsu Co., Ltd. 2018 All Rights Reserved.
       3             :  * http://soramitsu.co.jp
       4             :  *
       5             :  * Licensed under the Apache License, Version 2.0 (the "License");
       6             :  * you may not use this file except in compliance with the License.
       7             :  * You may obtain a copy of the License at
       8             :  *
       9             :  *        http://www.apache.org/licenses/LICENSE-2.0
      10             :  *
      11             :  * Unless required by applicable law or agreed to in writing, software
      12             :  * distributed under the License is distributed on an "AS IS" BASIS,
      13             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      14             :  * See the License for the specific language governing permissions and
      15             :  * limitations under the License.
      16             :  */
      17             : 
      18             : #ifndef IROHA_CRYPTO_MODEL_SIGNER_HPP_
      19             : #define IROHA_CRYPTO_MODEL_SIGNER_HPP_
      20             : 
      21             : #include "cryptography/crypto_provider/crypto_signer.hpp"
      22             : 
      23             : namespace shared_model {
      24             : 
      25             :   namespace interface {
      26             :     class Block;
      27             :     class Query;
      28             :     class Transaction;
      29             :   }
      30             : 
      31             :   namespace crypto {
      32             :     template <typename Algorithm = CryptoSigner<>>
      33             :     class CryptoModelSigner {
      34             :      public:
      35             :       explicit CryptoModelSigner(const shared_model::crypto::Keypair &keypair);
      36             : 
      37             :       virtual ~CryptoModelSigner() = default;
      38             : 
      39             :       template <typename T>
      40             :       void sign(T &signable) const noexcept {
      41         710 :         auto signedBlob = Algorithm::sign(signable.payload(), keypair_);
      42         710 :         signable.addSignature(signedBlob, keypair_.publicKey());
      43         710 :       }
      44             : 
      45             :      private:
      46             :       shared_model::crypto::Keypair keypair_;
      47             :     };
      48             : 
      49             :     template <typename Algorithm>
      50             :     CryptoModelSigner<Algorithm>::CryptoModelSigner(
      51             :         const shared_model::crypto::Keypair &keypair)
      52          11 :         : keypair_(keypair) {}
      53             : 
      54             :   }  // namespace crypto
      55             : }  // namespace shared_model
      56             : 
      57             : #endif  //  IROHA_CRYPTO_MODEL_SIGNER_HPP_